[INFO] updating cached repository letheed/takuzu
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/letheed/takuzu
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/letheed/takuzu" "work/ex/beta-1.37-6/sources/1.36.0/gh/letheed/takuzu"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/letheed/takuzu'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/letheed/takuzu" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/letheed/takuzu"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/letheed/takuzu'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 0c1c46cc748a6db15cabc730a48fbc516595cdd8
[INFO] sha for GitHub repo letheed/takuzu: 0c1c46cc748a6db15cabc730a48fbc516595cdd8
[INFO] validating manifest of letheed/takuzu on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of letheed/takuzu on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing letheed/takuzu
[INFO] finished frobbing letheed/takuzu
[INFO] frobbed toml for letheed/takuzu written to work/ex/beta-1.37-6/sources/1.36.0/gh/letheed/takuzu/Cargo.toml
[INFO] started frobbing letheed/takuzu
[INFO] finished frobbing letheed/takuzu
[INFO] frobbed toml for letheed/takuzu written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/letheed/takuzu/Cargo.toml
[INFO] crate letheed/takuzu already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing letheed/takuzu against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/letheed/takuzu:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] cd05a6ed2fd1dfb3d7d6a04d1c97f29487d3777c2bb4145e0ae67e28a510a7c6
[INFO] running `"docker" "start" "-a" "cd05a6ed2fd1dfb3d7d6a04d1c97f29487d3777c2bb4145e0ae67e28a510a7c6"`
[INFO] [stderr]    Compiling takuzu v0.6.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.02s
[INFO] running `"docker" "inspect" "cd05a6ed2fd1dfb3d7d6a04d1c97f29487d3777c2bb4145e0ae67e28a510a7c6"`
[INFO] running `"docker" "rm" "-f" "cd05a6ed2fd1dfb3d7d6a04d1c97f29487d3777c2bb4145e0ae67e28a510a7c6"`
[INFO] [stdout] cd05a6ed2fd1dfb3d7d6a04d1c97f29487d3777c2bb4145e0ae67e28a510a7c6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/letheed/takuzu:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] e218064aa1e7e8a72aa5c0ad404b4e17abd56f1060ab35af31491b3af98d1329
[INFO] running `"docker" "start" "-a" "e218064aa1e7e8a72aa5c0ad404b4e17abd56f1060ab35af31491b3af98d1329"`
[INFO] [stderr]    Compiling takuzu v0.6.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.15s
[INFO] running `"docker" "inspect" "e218064aa1e7e8a72aa5c0ad404b4e17abd56f1060ab35af31491b3af98d1329"`
[INFO] running `"docker" "rm" "-f" "e218064aa1e7e8a72aa5c0ad404b4e17abd56f1060ab35af31491b3af98d1329"`
[INFO] [stdout] e218064aa1e7e8a72aa5c0ad404b4e17abd56f1060ab35af31491b3af98d1329
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/letheed/takuzu:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 14dfea32c494f79bb7b4f8f4d7cfdce8e28965de70114e7d002f82c1435e0148
[INFO] running `"docker" "start" "-a" "14dfea32c494f79bb7b4f8f4d7cfdce8e28965de70114e7d002f82c1435e0148"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/takuzu-afd3f0f6bcad1975
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/takuzu-11b5f85a03ec2fd5
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests takuzu
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/source/mod.rs - source::Source (line 29) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "14dfea32c494f79bb7b4f8f4d7cfdce8e28965de70114e7d002f82c1435e0148"`
[INFO] running `"docker" "rm" "-f" "14dfea32c494f79bb7b4f8f4d7cfdce8e28965de70114e7d002f82c1435e0148"`
[INFO] [stdout] 14dfea32c494f79bb7b4f8f4d7cfdce8e28965de70114e7d002f82c1435e0148